Portion of a computer



FIG. 1 is a perspective view of a computer showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a perspective view thereof wherein a monitor portion that isshown as broken lines is in the closed position.

Portions of FIGS. 1-4 that are shown as broken lines are forillustrative purpose only and form no part of the claimed design.

The ornamental design for a portion of a computer, as shown anddescribed.